TY - BOOK AU - Dharmadasa, Rathnayake Mudiyanselage TI - Screening existing black pepper (Piper nigrum L. Family Piperaceae) cultivars for superior spice value (high essential oil, oleoresin and piperine content) and their in vitro propagation U1 - 571.53895493 KW - Applied Science KW - Tissue Culture KW - Black Pepper N1 - MPhil thesis submitted to the Univ. of Sri Jayewardenepura- 2002 ER -